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Public Tours

The Observatory and gift shop are currently open with restrictions from 10 AM - 4 PM, Friday-Monday and every day by appointment from 8:30 AM to 5:30 PM.

Masks must be worn inside the Observatory. Whether visiting the gift shop or taking a tour, a maximum of four people (or up to six people all from the same household) are allowed at one time. Reservations for a visit at a specific time are encouraged by calling 617-696-0562 or by sending E-mail to dmccasland@bluehill.org. Tickets for tours may be purchased below.


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Weather Summaries

July 2020 Summary – Ninth Warmest on Record

July 2020 Summary – Ninth Warmest on Record

Blue Hill Observatory July 2020 Summary: July was unusually warm and generally dry with near average sunshine. The 24-hour adjusted mean temperature for the month of 73.6 deg F was 3.9 degrees warmer than the 120-year average for July, and it was 2.8 degrees warmer than the 1981-2010 30-year average. The month tied for the […]

| August 10, 2020 | Reply
June 2020 Summary – Tenth Wettest on Record

June 2020 Summary – Tenth Wettest on Record

Blue Hill Observatory June 2020 Summary: June was unusually warm and wet with more sunshine than average. The 24-hour adjusted mean temperature for the month of 67.5 deg F was 3.4 degrees warmer than the 120-year average for June, but it was just 2.2 degrees warmer than the 1981-2010 30-year average. The month was the […]

| July 8, 2020 | Reply

What's Happening on the Hill

Observatory and Gift Shop Reopen

Observatory and Gift Shop Reopen

The Blue Hill Observatory and Gift Shop are now open to the public with restrictions from Friday through Monday 10 A.M. – 4 P.M. and every day by appointment from 8:30 A.M. to 5:30 P.M. Please note, social distancing restrictions are being followed and face masks are required inside the Observatory. Group sizes are limited […]

| August 11, 2020 | Reply
Tim Kelley’s favorite websites

Tim Kelley’s favorite websites

As a follow up to Tim Kelley’s informative Blue Hill Online program last week, here are Tim’s favorite weather websites. https://bluehill.org/observatory https://www.weather.gov/ https://www.weather.gov/box/ https://mag.ncep.noaa.gov/model-guidance-model-area.php https://tgftp.nws.noaa.gov/data/raw/fo/fous61.kwno..txt https://home.pivotalweather.com/ https://www.weathertap.com/ https://www.spc.noaa.gov/ https://www.cpc.ncep.noaa.gov/products/precip/CWlink/pna/nao.shtml https://www.mountwashington.org/ https://www.wpc.ncep.noaa.gov/archives/web_pages/sfc/sfc_archive.php https://weather.msfc.nasa.gov/GOES/ https://www.weather.gov/nerfc/ https://ocean.weather.gov/Atl_tab.php

| May 8, 2020 | Reply
Blue Hill Observatory Begins Earthquake Monitoring

Blue Hill Observatory Begins Earthquake Monitoring

Blue Hill Observatory has been watching the weather since 1885, and Boston College’s Weston Observatory has been watching the Earth quake since 1931. We are now joining forces to monitor the Earth with a recently installed seismograph at Blue Hill. In collaboration with Dr. Alan Kafka, Director of Weston Observatory, Blue Hill purchased and installed […]

| February 11, 2020 | 2 Replies
A Grand Achievement—Blue Hill Observatory’s Unbroken 135 Year Recording of the Weather—Help Us Celebrate!

A Grand Achievement—Blue Hill Observatory’s Unbroken 135 Year Recording of the Weather—Help Us Celebrate!

Imagine, Blue Hill Observatory’s first weather observations were made on February 1, 1885 at the top of Great Blue Hill— from that day on we have maintained an unbroken recording of the weather! Considered a remarkable resource, Blue Hill Observatory’s data is the most homogeneous climate record in North America and is a benchmark station […]

| February 3, 2020 | Reply
Announcing Blue Hill Observatory’s 2020 Summer Workshop: “Launch Your Weather Career”

Announcing Blue Hill Observatory’s 2020 Summer Workshop: “Launch Your Weather Career”

This summer’s workshop  is designed for students who enjoy learning about the weather and who might like a career in meteorology/ atmospheric science. While it is recommended for students between the ages of 14 and 18  years old, others may apply. The workshop will be held during the week of July 13th and July 18th, […]

| January 24, 2020 | Reply